References
1. Olsen SJ, Azziz-Baumgartner E, Budd AP, et al. Decreased Influenza
Activity During the COVID-19 Pandemic - United States, Australia, Chile,
and South Africa, 2020. MMWR Morb Mortal Wkly Rep.2020;69(37):1305-1309.
2. Soo RJJ, Chiew CJ, Ma S, Pung R, Lee V. Decreased Influenza Incidence
under COVID-19 Control Measures, Singapore. Emerg Infect Dis.2020;26(8):1933-1935.
3. WHO. FluNet Summary 26 October 2020. 2020;
https://www.who.int/influenza/surveillance_monitoring/updates/latest_update_GIP_surveillance/en/.
Accessed November 2, 2020.
4. Hirve S, Newman LP, Paget J, et al. Influenza Seasonality in the
Tropics and Subtropics - When to Vaccinate? PLoS One.2016;11(4):e0153003.
5. WHO. Influenza Surveillance Outputs. 2021;
https://www.who.int/influenza/resources/charts/en/ Accessed
January 12, 2021.
6. Huang QS, Wood T, Jelley L, et al. Impact of the COVID-19
nonpharmaceutical interventions on influenza and other respiratory viral
infections in New Zealand. medRxiv. 2020.
7. Sullivan SG, Carlson S, Cheng AC, et al. Where has all the influenza
gone? The impact of COVID-19 on the circulation of influenza and other
respiratory viruses, Australia, March to September 2020. Euro
Surveill. 2020;25(47).
8. Grohskopf LA, Liburd LC, Redfield RR. Addressing Influenza
Vaccination Disparities During the COVID-19 Pandemic. JAMA. 2020.
9. Zheng Z, Peng F, Xu B, et al. Risk factors of critical & mortal
COVID-19 cases: A systematic literature review and meta-analysis.J Infect. 2020;81(2):e16-e25.
10. Sovann LY, Sar B, Kab V, et al. An influenza A (H3N2) virus outbreak
in the Kingdom of Cambodia during the COVID-19 pandemic of 2020.Int J Infect Dis. 2020;103:352-357.
11. WHO. Recommended composition of influenza virus vaccines for use in
the 2020 - 2021 northern hemisphere influenza season. 2020;
https://www.who.int/influenza/vaccines/virus/recommendations/2020-21_north/en/.
Accessed October 30, 2020.